娄乐,柳震,齐星,林靖

• 1:航天科工海鹰集团有限公司

摘要(Abstract)：

针对遥感卫星星座对区域目标的观测问题，研究具有侧摆机动能力的卫星在即时覆盖成像策略下的多星协同成像任务规划方法。首先，基于轨道外推模型对区域目标中心点进行可见性分析，得到在卫星侧摆能力范围内有机会观测到目标区域的条带集合。然后，在满足用户需求约束和资源约束的情况下，将区域覆盖率、覆盖即时性、条带个数作为优化目标项构建约束满足模型。最后，利用改进的遗传算法对模型进行求解，得到最优的成像条带集合，并根据轨道外推模型对条带成像时间裁剪。仿真结果表明：该方法可有效提高调度方案的即时性，能在牺牲有限覆盖率的情况下以更短的时间和更少的条带完成对目标区域的覆盖。

关键词(KeyWords)： 多星协同成像;区域目标观测;卫星资源调度;任务即时性

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 娄乐,柳震,齐星,林靖

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